drivers/hid/hid-lcpower.c

0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003  *  HID driver for LC Power Model RC1000MCE
0004  *
0005  *  Copyright (c) 2011 Chris Schlund
0006  *  based on hid-topseed module
0007  */
0008
0009 /*
0010  */
0011
0012 #include <linux/device.h>
0013 #include <linux/hid.h>
0014 #include <linux/module.h>
0015
0016 #include "hid-ids.h"
0017
0018 #define ts_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \
0019                     EV_KEY, (c))
0020 static int ts_input_mapping(struct hid_device *hdev, struct hid_input *hi,
0021         struct hid_field *field, struct hid_usage *usage,
0022         unsigned long **bit, int *max)
0023 {
0024     if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
0025         return 0;
0026
0027     switch (usage->hid & HID_USAGE) {
0028         case 0x046: ts_map_key_clear(KEY_YELLOW);         break;
0029         case 0x047: ts_map_key_clear(KEY_GREEN);          break;
0030         case 0x049: ts_map_key_clear(KEY_BLUE);           break;
0031         case 0x04a: ts_map_key_clear(KEY_RED);        break;
0032         case 0x00d: ts_map_key_clear(KEY_HOME);           break;
0033         case 0x025: ts_map_key_clear(KEY_TV);             break;
0034         case 0x048: ts_map_key_clear(KEY_VCR);            break;
0035         case 0x024: ts_map_key_clear(KEY_MENU);           break;
0036         default:
0037         return 0;
0038     }
0039
0040     return 1;
0041 }
0042
0043 static const struct hid_device_id ts_devices[] = {
0044     { HID_USB_DEVICE( USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000) },
0045     { }
0046 };
0047 MODULE_DEVICE_TABLE(hid, ts_devices);
0048
0049 static struct hid_driver ts_driver = {
0050     .name = "LC RC1000MCE",
0051     .id_table = ts_devices,
0052     .input_mapping = ts_input_mapping,
0053 };
0054 module_hid_driver(ts_driver);
0055
0056 MODULE_LICENSE("GPL");